Base | Representation |
---|---|
bin | 100100010011101111… |
… | …001001110010111000 |
3 | 10201121222201112211001 |
4 | 210103233021302320 |
5 | 1114320333134111 |
6 | 25524305414344 |
7 | 2550051055420 |
oct | 442357116270 |
9 | 121558645731 |
10 | 38985833656 |
11 | 15596539940 |
12 | 768033a3b4 |
13 | 38a3c25333 |
14 | 1c5ba13480 |
15 | 10329581c1 |
hex | 913bc9cb8 |
38985833656 has 64 divisors (see below), whose sum is σ = 91162632960. Its totient is φ = 15184800000.
The previous prime is 38985833641. The next prime is 38985833717. The reversal of 38985833656 is 65633858983.
38985833656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2728531 + ... + 2742781.
It is an arithmetic number, because the mean of its divisors is an integer number (1424416140).
Almost surely, 238985833656 is an apocalyptic number.
It is an amenable number.
38985833656 is an abundant number, since it is smaller than the sum of its proper divisors (52176799304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38985833656 is a wasteful number, since it uses less digits than its factorization.
38985833656 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18716 (or 18712 counting only the distinct ones).
The product of its digits is 111974400, while the sum is 64.
The spelling of 38985833656 in words is "thirty-eight billion, nine hundred eighty-five million, eight hundred thirty-three thousand, six hundred fifty-six".
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